32.768kHz WATCH CRYSTAL, 8.3 x 3.2MM CYLINDER PACKAGE AB38T RoHS Pb 8.3 x 3.2mm Compliant APPLICATIONS: FEATURES: Commercial grade 32.768kHz crystal Real time clock Measuring instruments. Clock source for communication or A/V equipment. STANDARD SPECIFICATIONS: Parameters Minimum Typical Maximum Units Notes Center Frequency ----- 32.768 ----- kHz Operating Temperature -10 ----- +60 C See options Turnover Temperature +20 +25 +30 C Storage Temperature -40 ----- +85 C Frequency Tolerance +25C -20 ----- +20 ppm See options 2 Frequency Coefficient () -0.040 -0.034 -0.028 ppm/T Equivalent series resistance (R1) ----- ----- 30 k Shunt capacitance (C0) ----- 1.60 ----- pF Motional capacitance (C1) ----- 0.0035 ----- pF Capacitance ratio (C0/C1) ----- 4,600 ----- ----- Load capacitance (CL) ----- 12.5 ----- pF See options Drive Level ----- ----- 1 W Quality Factor ----- 90,000 ----- -3 ----- +3 32.768kHz Aging 25C3C (First year) ppm -5 ----- +5 Other frequencies Insulation Resistance 500 ----- ----- M 100Vdc 15V OPTIONS & PART IDENTIFICATION: (Left blank if standard) AB38T-32.768kHz - - - Freq. Tolerance Operating Temperature Load Capacitance (pF) E: 0 to +70 C 1: 10 ppm * Blank: 12.5pF B: -20 to +70 C 7: 15 ppm Please specify custom load cap. in pF * Please contact Abracon for availability (ex. 6 for 6pF) Visit www.abracon.com for Terms & Conditions of Sale Revised: 08.08.11-I ABRACON IS ABRACON IS 30332 Esperanza, Rancho Santa Margarita, California 92688 ISO9001:2008 CECERRTIFIED TIFIED tel 949-546-8000 fax 949-546-8001 www.abracon.com32.768kHz WATCH CRYSTAL, 8.3 x 3.2MM CYLINDER PACKAGE AB38T RoHS Pb 8.3 x 3.2mm Compliant OUTLINE DRAWING: Dimensions: Inches (mm) ATTENTION: Abracon Corporations products are COTS Commercial-Off-The-Shelf products suitable for Commercial, Industrial and, where designated, Automotive Applica- tions. Abracons products are not specifically designed for Military, Aviation, Aerospace, Life-dependant Medical applications or any application requiring high reliability where component failure could result in loss of life and/or property. For applications requiring high reliability and/or presenting an extreme operating environment, written consent and authorization from Abracon Corporation is required. Please contact Abracon Corporation for more information. Visit www.abracon.com for Terms & Conditions of Sale Revised: 08.08.11-I ABRACON IS ABRACON IS 30332 Esperanza, Rancho Santa Margarita, California 92688 ISO9001:2008 CECERRTIFIED TIFIED tel 949-546-8000 fax 949-546-8001 www.abracon.com